Quarterly Persons
1999-04-01 14317500
1999-07-01 14517200
1999-10-01 14531500
2000-01-01 14449600
2000-04-01 14519100
2000-07-01 14660700
2000-10-01 14641900
2001-01-01 14618400
2001-04-01 14663700
2001-07-01 14780100
2001-10-01 14764100
2002-01-01 14663600
2002-04-01 14677000
2002-07-01 14816900
2002-10-01 14867000
2003-01-01 14782400
2003-04-01 14841500
2003-07-01 14978900
2003-10-01 14947500
2004-01-01 14943000
2004-04-01 14941400
2004-07-01 15064000
2004-10-01 15130700
2005-01-01 15089400
2005-04-01 15037500
2005-07-01 15202200
2005-10-01 15191800
2006-01-01 15119200
2006-04-01 15170500
2006-07-01 15368000
2006-10-01 15331500
2007-01-01 15235000
2007-04-01 15325800
2007-07-01 15466800
2007-10-01 15511300
2008-01-01 15443400
2008-04-01 15458400
2008-07-01 15481100
2008-10-01 15404600
2009-01-01 15185000
2009-04-01 14979900
2009-07-01 15018500
2009-10-01 14966400
2010-01-01 14808800
2010-04-01 14956800
2010-07-01 15193200
2010-10-01 15148100
2011-01-01 15062900
2011-04-01 15097700
2011-07-01 15094800
2011-10-01 15099500
2012-01-01 15056200
2012-04-01 15189800
2012-07-01 15342000
2012-10-01 15342100
2013-01-01 15151000
2013-04-01 15211600
2013-07-01 15436100
2013-10-01 15489100
2014-01-01 15498700
2014-04-01 15610400
2014-07-01 15777500
2014-10-01 15756200
2015-01-01 15764000
2015-04-01 15758500
2015-07-01 15967400
2015-10-01 16086500
2016-01-01 16022500
2016-04-01 16070100
2016-07-01 16160400
2016-10-01 16167000
2017-01-01 16135500
2017-04-01 16228400
2017-07-01 16258500
2017-10-01 16309200
2018-01-01 16308900
2018-04-01 16346700